1·First of all, let me ask you something.
首先，让我问你一件事。
—— 《牛津词典》
2·First of all we must identify the problem areas.
首先我们必须找出问题所在。
—— 《牛津词典》
3·First of all, there are not many of them, and secondly, they have little money and, thirdly, they're hungry.
首先，他们人数不多；第二，他们没什么钱；第三，他们在挨饿。
—— 《柯林斯英汉双解大词典》
4·First of all, you have to start a conversation.
首先，你得开始一段对话。
5·First of all, fish are much smarter than people think.
首先，鱼比人们想象的要聪明得多。
6·First of all, not to follow popular beauty standards blindly.
首先，不要盲目追随流行的审美标准。
7·First of all, you should say sorry right away to Joan.
首先，你应该马上对琼说对不起。
8·First of all, you could speak it as much as possible.
首先，你可以尽可能多地说英语。
9·First of all, avoid smoky areas as much as you can.
首先，尽量避开冒浓烟的地方。
10·First of all you'd better make sure you've got everything you need.
首先，你最好确保你所需要的一切都已准备好。